According to the U.S. Census Bureau, in 2009, 7.8% of Americans had a travel time to work
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According to the U.S. Census Bureau, in 2009, 7.8% of Americans had a travel time to work of more than 60 minutes. An urban economist believes that the percentage of Americans who have a travel time to work of more than 60 minutes has increased since then. She randomly selects 80 working Americans and finds that 11 of them have a travel time to work that is more than 60 minutes. Test the urban economist’s belief at the α = 0.1 level of significance.
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